Semitic *√BRK “knee>kneel>pray/bless” appears in
Akkadian
𒄭
- birk “knee”
- karābu (metathesis) “to bless, pray”
Ugaritic
𐎁𐎗𐎋
- birk “knee”
- birraka “to bless”
Hebrew
- bereḵ בֶּרֶךְ “knee, to bless”
Arabic
- rukba رُكْبَة (metathesis) “knee”
- baraka بَرَكَة “to kneel (camel), bless”